package-lock.json 的作用是什麼？ - What is the role of the package-lock.json?

問題：

npm@5 has been published, it has a new feature package-lock.json file (after npm install ) which confuses me. npm@5 已經發布，它有一個新功能package-lock.json文件（在npm install ），這讓我很困惑。 I want to know, what is the effect of this file?我想知道，這個文件的作用是什麼？

---

解決方案：

參考一： https://stackoom.com/question/2zrsh
參考二： What is the role of the package-lock.json?